Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
January is the coldest month, with an average high-temperature of 63°F (17.2°C) and an average low-temperature of 46.8°F (8.2°C).Humidity
In Callahan, the average relative humidity in January is 72%.Rainfall
The month with the least rainfall is January, when the rain falls for 9.3 days and typically collects 1.3" (33mm) of precipitation.Snowfall
Months with snowfall are January and February. The months with the most snowfall days are January and February, with an average of 0.1 snowfall days.Daylight
The average length of the day in January is 10h and 26min.On the first day of January, sunrise is at 7:24 am and sunset at 5:37 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 6:02 pm EST.
Sunshine
In January, the average sunshine in Callahan is 5.9h.UV index
January and December, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: A typical high UV index of 4 in January suggests the following recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Frequently asked questions
What time of the year is the coldest in Callahan?
What is the average January temperature in Callahan?
What is the average humidity in January in Callahan?
What is the driest month in Callahan?
How many days does it rain in January in Callahan?
What is the snowiest month in Callahan?
When does it start snowing in Callahan?
How many hours of daylight does Callahan have in January?
What time are sunrise and sunset in January in Callahan?
How many hours of sunshine does Callahan have in January?
When is the lowest UV index in Callahan?
What is the UV index reading in January in Callahan?
Average temperature in January
Callahan, FL
- Average high temperature in January: 63°F
The warmest month (with the highest average high temperature) is July (91.2°F).
The month with the lowest average high temperature is January (63°F).
- Average low temperature in January: 46.8°F
The month with the highest average low temperature is August (76.5°F).
The coldest month (with the lowest average low temperature) is January (46.8°F).
Average pressure in January
Callahan, FL
- Average pressure in January: 30.14"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.98"Hg).
Average wind speed in January
Callahan, FL
- Average wind speed in January: 6.6mph
The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).
Average humidity in January
Callahan, FL
- Average humidity in January: 72%
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is March (70%).
Average rainfall in January
Callahan, FL
- Average rainfall in January: 1.3"
The wettest month (with the highest rainfall) is August (4.09").
The driest month (with the least rainfall) is January (1.3").
Average rainfall days in January
Callahan, FL
- Average rainfall days in January: 9.3 days
The month with the highest number of rainy days is August (22.6 days).
The month with the least rainy days is November (8.7 days).
Average snowfall days in January
Callahan, FL
- Average snowfall days in January: 0.1 days
The months with the highest number of snowfall days are January and February (0.1 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in January /
Average sunshine in January
Callahan, FL
- Average daylight in January: 10h and 2min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in January: 5h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in January
Callahan, FL
- Average sunshine days in January: 19.9 days
The month with the most sunshine days is January (19.9 days).
The month with the least sunshine days is August (6.8 days).
Average UV index in January
Callahan, FL
- Average UV index in January: 4
The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 4).
Average cloud cover in January
Callahan, FL
- Average cloud cover in January: 36
The month with the most cloud cover is December (Cloud cover 41).
The month with the least cloud cover is May (Cloud cover 28).
Average visibility in January
Callahan, FL
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Callahan, Florida, USA
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